897406272 has 168 divisors, whose sum is σ = 3067848576. Its totient is φ = 245228544.

The previous prime is 897406261. The next prime is 897406291. The reversal of 897406272 is 272604798.

897406272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87898 + ... + 97574.

Almost surely, 2^897406272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897406272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1533924288).

897406272 is an abundant number, since it is smaller than the sum of its proper divisors (2170442304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

897406272 is a wasteful number, since it uses less digits than its factorization.

897406272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9725 (or 9712 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 897406272 is about 29956.7400095538. The cubic root of 897406272 is about 964.5610044721.

The spelling of 897406272 in words is "eight hundred ninety-seven million, four hundred six thousand, two hundred seventy-two".